*{margin:0;padding:0}
.content{
    cursor: pointer;
    position: relative;
    width: 1000px;
    height: 600px;
    margin: 0 auto;
    margin-top: 10px;
    border: 1px solid #333333;
}
#list img{
    width: 1000px;
    height: 600px;
    overflow: hidden;
}
#list{
    position: absolute;
    width:1000px;
    height:600px;
}
#list img,#prev,#next,#btns{
    position: absolute;
}
#list img:not(:first-child){
    display: none;
}

#prev,#next{
    cursor: pointer;
    top:50%;transform: translateY(-50%);
    z-index: 100;width:40px;height:70px;
    background:url("../images/icon-slides.png");
    border:none;
    outline: none;
}
#prev:hover,#next:hover{
    background-color: rgb(136, 197, 250);
}

#prev{
    background-position-x:-86px
}
#prev:hover{
    background-position: 0;
}
#next:hover{background-position-x: -43px}
#next{
    right:0;
    background-position-x:-125px;
}
#btns{z-index: 101;
    transform: translateX(-50%);
    bottom: 20px;left:50%;}
#btns .current{
    background:rgb(199, 228, 241);
}    
#btns>span{
    cursor: pointer;
    width:10px;
    height:10px;
    margin-bottom: -12px;
    display: inline-block;
    border-radius: 50%;
    border:1px solid #fff;
    background-color:rgba(44,44,44,.3);
    box-shadow: 1px 2px 8px 0px;
}